1800761180163 has 12 divisors (see below), whose sum is σ = 2639132088264. Its totient is φ = 1091370412000.

The previous prime is 1800761180149. The next prime is 1800761180191. The reversal of 1800761180163 is 3610811670081.

It is a happy number.

It is not a de Polignac number, because 1800761180163 - 2⁸ = 1800761179907 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1800761180863) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2480386938 + ... + 2480387663.

It is an arithmetic number, because the mean of its divisors is an integer number (219927674022).

Almost surely, 2^{1800761180163} is an apocalyptic number.

1800761180163 is a deficient number, since it is larger than the sum of its proper divisors (838370908101).

1800761180163 is a wasteful number, since it uses less digits than its factorization.

1800761180163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4960774626 (or 4960774615 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 42.

The spelling of 1800761180163 in words is "one trillion, eight hundred billion, seven hundred sixty-one million, one hundred eighty thousand, one hundred sixty-three".